Probably more so than any other product, scale-up of the lyophilization cycle is very difficult.
与其他的产品相比，放大一个冻干循环是十分困难的。
You will probably find this idea very difficult to grasp at this point.
此刻，你也许会发现这个观念很难领会。
You will probably find this idea very difficult to grasp at this point.
此刻，你也许会发现这个观念很难领会。
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